Blower Motor Resistor ACDelco 15-8966 - 1AACD00020

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Vehicle Fit


This AC DELCO blower motor resistor is a new part. It is the same piece that you would receive if you purchased it from your local GM dealer.

It is just what you need to bring your heating and A/C blower system back to good working order! On most vehicles it is mounted to the HVAC unit inside the passenger compartment. It can be accessed from the passenger foot well area.


  • Direct replacement
  • Replaces dealer part numbers: 15359314, 15369330, 89018413, 15-8966
  • Built to strict quality control standards
  • 100% tested prior to leaving the factory
  • 5 Terminal connection
  • 2 bolt mounting flange

If you are experiencing intermittent stopping during use or the fan only works in one position this may be your solution!

Our electrical and electronic parts are subject to strict quality testing.

Parts cannot be returned after they have been installed. Contact us with any questions before installing the parts.

Left Hand Drive Note:

“All of our auto parts are intended for Left Hand Drive USDM vehicles and might not have been tested on Right Hand Drive platforms. If your vehicle is Right Hand Drive, please do your research prior to making a purchase to ensure the part is correct for your specific vehicle.”

Item Condition: New

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Remove the blower motor fan speed resistor (1:02)
    • Remove the plastic panel under the passenger side dash by removing the push clip.
    • Pry up the center of the clip and pull the body of the clip out.
    • Remove the two 7 mm bolts with your socket and driver and pull the metal panel down and out.
    • Unplug the courtesy light underneath.
    • Carefully move the computer (ECU) box aside.
    • Unplug the blower motor resistor leads.
    • Unbolt the resistor with a 7/32 inch socket and ratchet.
  2. step : install the new resistor (3:30)
    • Insert the resistor into place and bolt in with your 7/32 inch socket.
    • Plug in the leads.
    • Put the ECU back and plug in the courtesy light bulb.
    • Bolt the metal panel back in with your 7 mm socket and ratchet
    • Clip the plastic panel back up with the push clip.

Tools needed for replacement:

    General Tools

  • Flashlight

  • Ratchets & Related

  • Ratchet
  • Socket Extensions

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 7mm Socket

  • Sockets - SAE

  • 7/32 Inch Socket

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Year Make Model Description
2004-2005Chevy Classic Chevy Classic Blower Motor Resistor ACDelco 15-8966
1997-2003Chevy Malibu Chevy Malibu Blower Motor Resistor ACDelco 15-8966
1992-1998Oldsmobile Achieva Olds Achieva Blower Motor Resistor ACDelco 15-8966
1999-2004Oldsmobile Alero Olds Alero Blower Motor Resistor ACDelco 15-8966
1997-1999Oldsmobile Cutlass Olds Cutlass Blower Motor Resistor ACDelco 15-8966
1999-2005Pontiac Grand Am Pontiac Grand Am Blower Motor Resistor ACDelco 15-8966
Only 3 left in stock
Part #: 1AACD00020

Order must be placed by 4pm ET
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Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

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Brand #: 15-8966

How-to Video:

(05:50 min)